Overview
The TSX711ILT from STMicroelectronics is a high-precision operational amplifier (op amp) designed for a wide range of applications. It is part of the TSX711 series, which includes the TSX711, TSX711A, and TSX712 models. These op amps are known for their low input offset voltage, rail-to-rail input and output, and low current consumption, making them ideal for battery-powered instrumentation, instrumentation amplifiers, active filtering, and other precision applications.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage (Vio) | Vicm = VCC/2 | - | - | 200 µV | µV |
| Input Bias Current (Iib) | Vout = VCC/2 | - | - | 50 pA | pA |
| Supply Voltage (VCC) | - | 2.7 V | - | 16 V | V |
| Gain Bandwidth Product (GBP) | RL = 10 kΩ, CL = 100 pF | 1.9 MHz | 2.7 MHz | - | MHz |
| Common Mode Rejection Ratio (CMRR) | Vicm = -0.1 to 10.1 V, Vout = VCC/2 | 90 dB | 102 dB | - | dB |
| Supply Current per Amplifier (ICC) | No load, Vout = VCC/2 | 570 µA | 800 µA | 900 µA | µA |
| Operating Temperature Range | - | -40 °C | - | 125 °C | °C |
| ESD Tolerance | - | - | - | 4 kV HBM | kV |
Key Features
- Low Input Offset Voltage: Up to 200 µV maximum at 25 °C, ensuring high precision in signal processing.
- Rail-to-Rail Input and Output: Allows the op amp to operate over the full range of input and output voltages without limitation.
- Low Current Consumption: Maximum of 800 µA, making it suitable for battery-powered devices.
- Wide Supply Voltage Range: Operates from 2.7 V to 16 V, providing flexibility in various applications.
- Unity Gain Stable: Ensures stability in unity gain configurations.
- Low Input Bias Current: Up to 50 pA maximum, ideal for high-impedance sensor interfaces.
- High ESD Tolerance: 4 kV HBM, enhancing reliability in harsh environments.
- Extended Temperature Range: From -40 °C to 125 °C, suitable for automotive and industrial applications.
Applications
- Battery-Powered Instrumentation: Ideal for portable and low-power measurement devices.
- Instrumentation Amplifiers: Used in precision amplification of small signals.
- Active Filtering: Suitable for designing active filters with high precision and low noise.
- DAC Buffer: Used as a buffer for digital-to-analog converters to improve signal integrity.
- High-Impedance Sensor Interface: Perfect for interfacing with high-impedance sensors due to its low input bias current.
- Current Sensing: Can be used for both high-side and low-side current measurements.
Q & A
- What is the maximum input offset voltage of the TSX711ILT?
The maximum input offset voltage is 200 µV at 25 °C.
- What is the supply voltage range for the TSX711ILT?
The TSX711ILT operates from 2.7 V to 16 V.
- Is the TSX711ILT unity gain stable?
Yes, the TSX711ILT is unity gain stable.
- What is the maximum input bias current of the TSX711ILT?
The maximum input bias current is 50 pA.
- What is the gain bandwidth product of the TSX711ILT?
The gain bandwidth product is 2.7 MHz.
- What is the operating temperature range of the TSX711ILT?
The operating temperature range is from -40 °C to 125 °C.
- What is the ESD tolerance of the TSX711ILT?
The ESD tolerance is 4 kV HBM.
- Can the TSX711ILT be used in automotive applications?
Yes, it is automotive qualified and suitable for use in automotive applications.
- What are some common applications of the TSX711ILT?
Common applications include battery-powered instrumentation, instrumentation amplifiers, active filtering, DAC buffers, and high-impedance sensor interfaces.
- What is the typical supply current per amplifier for the TSX711ILT?
The typical supply current per amplifier is 800 µA.
